52600721 has 8 divisors (see below), whose sum is σ = 55466400. Its totient is φ = 49744800.

The previous prime is 52600697. The next prime is 52600729. The reversal of 52600721 is 12700625.

52600721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52600721 - 2¹⁸ = 52338577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52600729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10421 + ... + 14621.

It is an arithmetic number, because the mean of its divisors is an integer number (6933300).

Almost surely, 2^52600721 is an apocalyptic number.

It is an amenable number.

52600721 is a deficient number, since it is larger than the sum of its proper divisors (2865679).

52600721 is a wasteful number, since it uses less digits than its factorization.

52600721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4879.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 52600721 is about 7252.6354520271. The cubic root of 52600721 is about 374.6829224924.

The spelling of 52600721 in words is "fifty-two million, six hundred thousand, seven hundred twenty-one".